unix: add dm-ioctl constants and types

This interface is used by devicemapper framework to manage its block
devices.

Change-Id: If86a679461867dac18b56bdf005567ffc4b7f951
Reviewed-on: https://go-review.googlesource.com/c/sys/+/247437
Run-TryBot: Ian Lance Taylor <iant@golang.org>
TryBot-Result: Gobot Gobot <gobot@golang.org>
Reviewed-by: Ian Lance Taylor <iant@golang.org>
This commit is contained in:
Anatol Pomozov
2020-08-14 20:00:57 +00:00
committed by Ian Lance Taylor
parent 6a926be9bd
commit 3d37ad5750
18 changed files with 207 additions and 0 deletions
+45
View File
@@ -377,6 +377,51 @@ const (
DEVMEM_MAGIC = 0x454d444d
DEVPTS_SUPER_MAGIC = 0x1cd1
DMA_BUF_MAGIC = 0x444d4142
DM_ACTIVE_PRESENT_FLAG = 0x20
DM_BUFFER_FULL_FLAG = 0x100
DM_CONTROL_NODE = "control"
DM_DATA_OUT_FLAG = 0x10000
DM_DEFERRED_REMOVE = 0x20000
DM_DEV_ARM_POLL = 0xc138fd10
DM_DEV_CREATE = 0xc138fd03
DM_DEV_REMOVE = 0xc138fd04
DM_DEV_RENAME = 0xc138fd05
DM_DEV_SET_GEOMETRY = 0xc138fd0f
DM_DEV_STATUS = 0xc138fd07
DM_DEV_SUSPEND = 0xc138fd06
DM_DEV_WAIT = 0xc138fd08
DM_DIR = "mapper"
DM_GET_TARGET_VERSION = 0xc138fd11
DM_INACTIVE_PRESENT_FLAG = 0x40
DM_INTERNAL_SUSPEND_FLAG = 0x40000
DM_IOCTL = 0xfd
DM_LIST_DEVICES = 0xc138fd02
DM_LIST_VERSIONS = 0xc138fd0d
DM_MAX_TYPE_NAME = 0x10
DM_NAME_LEN = 0x80
DM_NOFLUSH_FLAG = 0x800
DM_PERSISTENT_DEV_FLAG = 0x8
DM_QUERY_INACTIVE_TABLE_FLAG = 0x1000
DM_READONLY_FLAG = 0x1
DM_REMOVE_ALL = 0xc138fd01
DM_SECURE_DATA_FLAG = 0x8000
DM_SKIP_BDGET_FLAG = 0x200
DM_SKIP_LOCKFS_FLAG = 0x400
DM_STATUS_TABLE_FLAG = 0x10
DM_SUSPEND_FLAG = 0x2
DM_TABLE_CLEAR = 0xc138fd0a
DM_TABLE_DEPS = 0xc138fd0b
DM_TABLE_LOAD = 0xc138fd09
DM_TABLE_STATUS = 0xc138fd0c
DM_TARGET_MSG = 0xc138fd0e
DM_UEVENT_GENERATED_FLAG = 0x2000
DM_UUID_FLAG = 0x4000
DM_UUID_LEN = 0x81
DM_VERSION = 0xc138fd00
DM_VERSION_EXTRA = "-ioctl (2020-02-27)"
DM_VERSION_MAJOR = 0x4
DM_VERSION_MINOR = 0x2a
DM_VERSION_PATCHLEVEL = 0x0
DT_BLK = 0x6
DT_CHR = 0x2
DT_DIR = 0x4